Metering Pumps
Precision Chemical Dosing
HAOSH metering pumps cover three drive types — solenoid, mechanical, and hydraulic — across 9 models. Engineered for precise chemical dosing in water treatment, chemical processing, and high-pressure petrochemical injection.
All Metering Pump Products(9 products)
Solenoid-Driven Diaphragm Metering PumpH Series
Digital Display, Precision Dosing
Solenoid-Driven Diaphragm Metering PumpH Plus Series
Enhanced Solenoid Pump, Extended Flow Range
Solenoid-Driven Diaphragm Metering PumpHS Series
Dial-Adjusted, Cost-Effective Dosing
Solenoid-Driven Diaphragm Metering PumpHH Series
High-Frequency, High-Pressure Industrial Reliability
Mechanical-Driven Diaphragm Metering PumpHJ-W Series
Worm Gear Drive, High-Flow Precision Metering
Mechanical-Driven Diaphragm Metering PumpHJ-L Series
Cam Drive, Stable and Reliable
Mechanical-Driven Diaphragm Metering PumpHJ-Z Series
Crank-Connecting Rod Drive, Heavy-Duty Industrial Choice
Hydraulic-Driven Diaphragm Metering PumpHY-X Series
Hydraulic-Balanced Diaphragm, Ultra-High-Pressure Precision
Hydraulic-Driven Diaphragm Metering PumpHY-D Series
Double-Diaphragm Leak Prevention, Maximum Safety
Need Technical Selection Support?
Our engineering team can recommend the most suitable metering pump model based on your process parameters, media characteristics, and installation conditions.
Contact Technical Support